OPERATION MANUAL
SILA 450 c
AERO EAST EUROPE
Date 01.09.2015.
Revision 00
Page | 16
LIMITATIONS
2.13 MAXIMUM PASSENGER SEATING
SILA 450 C is two seated aircraft, as above mentioned this aircraft utility is sport and
amateur flying and isn’t intended for passenger travel. Two seated aircraft, side by side, left
pilot side, and right copilot side. Limitations for crew are stated in Chapter 2.10 of this
document.
2.14 LIMITATIONS PLACARDS
Limitation placards are installed on aircraft instruments and they are the same as depicted in
this document, Chapter 2.3 and 2.5. the figures are shown below.
Airspeed Indicator markings and their color code significance
MARKING
IAS VALUE OF RANGE
SIGNIFICANCE
White Arc
From 1.1 V
S0
72 – 106 km/h
39 – 57(knots)
Full Flap Operating Range. Lower limit is maximum
weight V in landing configuration. Upper limits
maximum speed permissible with full flaps extend.
Green Arc
91 km/h(49knots)
Normal Operating Range. Lower limit is maximum
weight V at most forward C.G. with flaps retracted.
Upper limit is maximum structural cruising speed.
bar
165km/h(89knots)
From 1.1 V
S1
183 km/h(99 knots)
Yellow Arc
183 – 223 km/h
223 – 120 (knots)
Operating must be conducted with
caution and only in smooth air.
Red Line
2
223 km/h
=
120 (knoots)
Maximum speed for all operations!!!
NOTE
The difference between stated speeds and airspeed indicator marking is consequence from
tested and certified values because of safety margin of 10%. Test pilots and manufacturing
pilots are with much higher experience than amateur pilots.
Power plant instrument markings and their color code significance
INSTRUMENT
RED LINE
GREEN ARC
YELLOW ARC
RED LINE
MINIMUM
LIMIT
NORMAL
OPERATING
MAXIMUM
LIMIT
Tachometer:
Sea Level
5000 ft
10000 ft
1400 RPM
1400 – 5500 RPM
1400 – 5500 RPM
1400 – 5500 RPM
5500 – 5800 RPM
5500 – 5800 RPM
5500 – 5800 RPM
5800 RPM
5800 RPM
5800 RPM
Oil Temperature
50
0
C
90 – 110
0
C
50-90;110-130°C
130
0
C
Oil Pressure
0,83 bar
12 psi
2 – 5 bar
29 – 73 psi
0,83 – 2;5 – 7 bar
12 – 29;73 – 102 psi
7 bar
102 psi
CHT
50
0
C
50 – 130
0
C
130 – 135
0
C
135
0
C
Fuel Quantity
0 l
0 gallons
8 – 90 l
2,12– 23,8 gallons
0 – 8 l
0 – 2,12 gallons
90 l
23,8 gallons
Suction
7,5 l/h
14,5 – 18,5 l/h
N/A
27 l/h